Question

1./ Find the perimeter of a rectangle whose length is 25 cm and breadth is 18 cm.
2. Write frequency of all the numbers in the following data.
8,5,8,5,3,4,7,9, 7, 4,3,5, 3, 6, 4,8
3. Find the number of lines of symmetry of a circle.
4.- What will be the number of faces if there are 6 vertices and 12 edges? 18
5. AABC is right angled at B. AB = 3 cm and BC = 4 cm. Then, length of AC will be
a) 25 cm
c) 7 cm
b) 5 cm
d) 6 cm
6. Find the area of a square whose side is 6 cm.
7. A survey shows the ages of 10 teachers of a school as 32,41,26,54,33,38,40,59,43,29. What is
the age of the youngest teacher?
8
។
The number of faces of a triangular pyramid or tetrahedron is
a) 5
c) 6
b) 4.
d) 10
9.
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in
to the bag. What is the probability of getting a red ball?
a)
b)
d) None of these X
5
3
c)
5
5
10. What is the circumference of a circular disc of radius 14 cm?​

Answer 1

Answer:

length of rectangle=25cm

breadth of rectangle=18cm

perimeter of rectangle=2(length +breadth)

so,

2(25+18)

=2(43)

=86

Answer 2

Answer:

find the area of a square whose side is 6 cm.